askubuntu.com
In short: Getting listed on Ask Ubuntu is free. Plan for about 45 minutes — there is material to prepare and a review to wait on.
What they ask for: Help Ubuntu users with complete answers and keep your site link on your profile.
Help Ubuntu users with complete answers and keep your site link on your profile.
Answers have to stand on their own; promotional posts get flagged quickly.
Open the submission page on askubuntu.com and complete its form — that is the "Open submit page" link at the top of this page.
Answers have to stand on their own; promotional posts get flagged quickly.
Priority sets the band — this one is later. Cost (free) and effort (moderate) move it within that band, which puts it in the long tail tier. The score orders a submission queue. It is not a measure of the site’s domain authority, traffic or quality.